下列离子方程式, 正确的是() A.氯化铝溶液与过量氨水 Al3++3NH3·H

题型:选择题

问题:

下列离子方程式, 正确的是                                    (    )

A.氯化铝溶液与过量氨水 Al3++3NH3·H2O →Al(OH)3↓+3NH4+

B.明矾净水原理:Al3++3H2O →Al(OH)3↓+3H+

C.将足量氯气通入溴化亚铁溶液:2Fe2++Cl2→2Fe3++2Cl-

D.偏铝酸钠溶液与过量盐酸AlO2+H++H2O →Al(OH)3

考点:离子方程式
题型:选择题

下列各组词语中,没有错别字的一组是[ ]

A.免强 严惩不贷 提心掉胆 是可忍孰不可忍

B.诽闻 诗性大发 久负盛誉 管中窥豹,可见一斑

C.禀赋 一劳永益 别开生面 兵来将挡,水来土淹

D.诀窍 难辞其咎 怦然心动 口惠而实不至

题型:选择题
根据对话内容从方框内所给的选项中选出最佳答案,使对话完整,符合逻辑,句意通顺,注意有多余选项。
A.It's good to stay at home for you.
B. After the meal, don't leave at once.
C. Could you give me a hand?
D. What rules do they have in America?
E. But I'm a bit nervous.
F. You're supposed to leave before the meal.
G. It's impolite to arrive late.
A: You must be really excited about leaving for America tomorrow, Li Ping!
B: Yeah.          1         
A: Nervous about what?
B: I don't know many of the customs and manners in the USA.         2         
A: Sure.
B:         3          
A: Well, it's important to be on time when you're invited for dinner.         4         Americans expect their
guests to be on time.
B: Then how long may I stay there?
A:         5          Or you seem to have come only for the meal. When your friends seem to be getting tired
and running out of things, it's time to leave. The next day, call or write a thank-you note to say how much
you enjoyed the evening.
 
题型:选择题

三甲医院内科病房有40张病床,平均床位使用率93%,各级护理平均护理时数2.66小时,求该病房应编护理人员数

A.17.5人

B.22人

C.15人

D.14人

E.16人

题型:选择题

使用固定矫治器后,牙齿的唇面发现的不规则白色斑块,其病理表现不全出现的结构是()

A.透明层

B.暗层

C.病损体部

D.表层

E.细菌侵入层

题型:选择题

使用VC++6.0打开考生文件夹下的源程序文件1.cpp,使它能运行正确的结果。
注意:不要改动其他语句,不得增行或删行,也不得更改程序的结构!
本程序要求屏幕输出:i=12345
注意:语句在/********error********/的下面。修改该语句即可,其他的语句不能修改。
试题程序:
#include<iostream.h>
/********error********/
class TC()

public:
/********error********/
void~TC()
TC(int i)

cout<<’i’<<’=’<<i<<end1;

/********error********/

void main()

TC obj(12345);
return;

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